1. Mathcast

Find more videos like this on Lovett Math Casts

2. Games

Here's a good integer game to practice with on Funbrain.com

http://www.funbrain.com/linejump/index.html

Here's another good adding integers game from Berghuis.com

http://www.berghuis.co.nz/abiator/maths/sa/saintegeradd2.html

3. Word Problem

In a football Game Johnny is the Quarterback. First he throws a pass that gains 9 yards. Then he is sacked and loses 4 yards. Finally he throws a pass that gains him 20 yards. What was the final amount of yards gained or lost at the end of the 3 plays?

4. Videos

Here's a good video from Youtube that can help you understand how to add integers.